Navien NCB-190/060H – Condensing Combi-Boiler – 160,000 BTU DHW / 60,000 BTU HTG
The Navien NCB-190/060H is a high-efficiency condensing combi-boiler that delivers both space heating and domestic hot water in one compact unit. With a 95% AFUE rating and a 15:1 turndown ratio for DHW, this boiler provides precise performance and significant energy savings. It features dual stainless steel heat exchangers, built-in controls, and flexible venting options. The unit is field convertible for use with natural gas or propane and is suitable for small to large homes, capable of supporting up to three showers and a dishwasher simultaneously.
Specifications:
- DHW Input: 10,000 to 160,000 BTU/hr
- Heating Input: 60,000 BTU/hr
- AFUE: 95%
- Flow Rate: 4.1 GPM at 70°F rise
- Venting: 2″ up to 65 ft or 3″ up to 150 ft (PVC, CPVC, or polypropylene)
- Dimensions: 17.3″ W x 12.8″ D x 29.3″ H
- Weight: 88.2 lbs
- Gas Type: Field convertible (natural gas or propane)
- Controls: LCD display with Setup Wizard
- Built-in: Pumps and connections for 3 zone pumps and 3 zone valves
Applications:
- Space heating and domestic hot water for residential homes
- Compatible with cascade and common venting configurations using NPE water heaters
